Transcribe for the Library

Henry Bushby Transcription pages

VM533B94-vol1_112.jpg

112 (follows p108)of the manipulation of knots:-On reaching the stageshown in fig 6, slip theknot on αβ up throughthe loop on ab.The reverses of thesevarious loops can bemade by holding thefigures to a mirror ortracing them on thinpaper & looking at them through the back.